Composition and method of deinking of recycled cellulosic materi

Details Composition and method of deinking of recycled cellulosic materi Composition and method of deinking of recycled cellulosic materi

1990-01-12

1991-12-17

Simmons, David A.

Paper making and fiber liberation

Processes of chemical liberation, recovery or purification...

Waste paper or textile waste

1621644, 162189, 162191, D21C 502

Patent

active

050732340

ABSTRACT:
A method for deinking recycled waste cellulosic material such as newsprint includes pulping the waste in the presence of an aqueous dispersion of a resin precursor, curable in said dispersion and curing the resin precursor during the pulping operation.

REFERENCES:
patent: 1601193 (1926-09-01), Welsh
patent: 2673798 (1954-03-01), Zundel et al.
patent: 3764460 (1973-10-01), Miyamoto et al.
patent: 4276118 (1981-06-01), Quick

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